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LS Dyna

LS Dyna

Topics related to LS-DYNA, Autodyn, Explicit STR and more.

Error 41434 (SOL+1434) Error encountered in SPH neighborhood search routine.

    • Tim T
      Subscriber

      I encountered the following error while using the Sph algorithm for solving:*** Error 41434 (SOL+1434)
      Error encountered in SPH neighborhood search routine.
      Please check mest### file for detailed information.

      The version of the solver I am using is R12.2.1 mpp,What should I do to solve this problem?

    • Reno Genest
      Ansys Employee

      Hello Tim,

      Have you checked in all the mesXXXX files for a more meaningful error message? In MPP LS-DYNA, each core will write its own mesXXXX file. For example, if you run on 4 cores, you will have mes0000, mes0001, mes0002, and mes0003 in the working directory. A meaningful error message may be on only one of the mesXXXX cores depending of which core encountered the error.

      If you ran on many cores in MPP, we have a webapp to help you extract error messages from mesXXXX files:

      https://nagasairam112-check-dyna-errors-error-dyna-check-rq20je.streamlit.app/

      You can drag and drop all mesXXXX files to this webpage to extract error messages.

       

      Let me know if this helps or not.

       

      Reno.

    • 2551450404
      Subscriber

      I also had the same problem in simulating the problem with sph on the mpp solver, and the same error was reported. Have you solved it?

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